1.1 Give ONE word/term for each of the following descriptions by choosing a word/term from the list below - NSC Civil Technology Civil Services - Question 1 - 2021 - Paper 1
Question 1
1.1 Give ONE word/term for each of the following descriptions by choosing a word/term from the list below. Write only the word/term next to the question numbers (1.1... show full transcript
Worked Solution & Example Answer:1.1 Give ONE word/term for each of the following descriptions by choosing a word/term from the list below - NSC Civil Technology Civil Services - Question 1 - 2021 - Paper 1
Step 1
1.1.1 Available in a water- or oil-based liquid
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The term that describes a material available in a water- or oil-based liquid is Paint.
Step 2
1.1.2 Allows concrete to achieve its optimal strength
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The process that allows concrete to achieve its optimal strength is referred to as Curing.
Step 3
1.1.3 Coating a metal by the process of electrolysis
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The process of coating a metal through electrolysis is known as Electroplating.
Step 4
1.1.4 Can be melted again because no chemical process is involved
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
A material that can be melted again without involving any chemical process is referred to as Powder coating.
Step 5
1.1.5 Adds strength to the original uncoated metal
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The process that adds strength to the original uncoated metal is known as Galvanising.
Step 6
1.2.1 State TWO materials that the equipment can be manufactured of.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The equipment in FIGURE 1.2 can be manufactured from:
Wood
Aluminium
Step 7
1.2.2 Deduce from FIGURE 1.2 the safest option to use, A or B. Motivate your answer.
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The safest option to use is A. This conclusion is drawn from the fact that the ladder in B is broken/has defects, which makes it unsafe for use.
Step 8
1.2.3 Explain the purpose of the equipment in FIGURE 1.2.
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The purpose of the equipment shown in FIGURE 1.2 is to provide safe access to higher areas that are otherwise difficult to reach from the ground.
Step 9
1.2.4 How far from a wall should the base of a ladder be placed to ensure that it is positioned safely?
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The base of a ladder should be placed at a distance of 1/4 of the upright(vertical) length of the ladder from the wall to ensure it is positioned safely.
Step 10
1.3.1 Explain what you will determine if you use the laser level in EACH of the following cases:
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Using a laser level, I will determine the following:
(a) When installing a sewerage system for a building: The gradient/slope required for the sewerage system.
(b) When laying tiles against a wall: A level line/reference point from where to start tiling.
Step 11
1.3.2 Explain what will happen if the tripod is not wide enough when setting up the laser level.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
If the tripod is not wide enough, the following issues may arise:
The laser level can be blown or knocked over.
The instrument's accuracy may be compromised if it falls.
Step 12
1.4 Explain what will happen if a worker manually lifts excessively heavy loads.
97%
121 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
A worker manually lifting excessively heavy loads can sustain injuries such as shoulder injuries and other physical strain due to the excessive weight.
Step 13
1.5.1 When should scaffolding be inspected?
96%
114 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Scaffolding should be inspected:
Before it is used
Once a week
After bad weather
Step 14
1.5.2 Who is responsible for the inspection of the scaffolding?
99%
104 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The inspection of the scaffolding is the responsibility of a qualified person and an experienced person in the erection and maintenance of scaffolds.
Step 15
1.6.1 Identify the joining fixture.
96%
101 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The joining fixture shown in FIGURE 1.6 is identified as a Bolt.
Step 16
1.6.2 Name the part that should be used with the joining fixture.
98%
120 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
The part that should be used with the joining fixture is a Nut along with a Washer.
Step 17
1.6.3 Explain why it is better option to use this joining fixture to join two steel sections.
97%
117 rated
Only available for registered users.
Sign up now to view full answer, or log in if you already have an account!
Answer
Using bolts and nuts ensures a stronger joint since they allow for easy disassembly. This is advantageous compared to welding, where the sections are permanently joined.
